K. Sarbout, Ali, and Ibrahim S. Alsaadawi. 2023. “Combining Effect of Lower Rate of Trifluralin Herbicide and Sunflower Residues on Mycorrhizal Association With Cowpea and Soil Nitrification”. Iraqi Journal of Science 56 (1C): 723-30. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/10395.